Thermal robustness of magnetic tunnel junctions with perpendicular shape anisotropy

Nanoscale ◽  
2020 ◽  
Vol 12 (11) ◽  
pp. 6378-6384 ◽  
Author(s):  
S. Lequeux ◽  
N. Perrissin ◽  
G. Grégoire ◽  
L. Tillie ◽  
A. Chavent ◽  
...  
Keyword(s):  
Temperature Dependence ◽  
Tunnel Junctions ◽  
Magnetic Tunnel Junctions ◽  
Thermal Fluctuations ◽  
Shape Anisotropy ◽  
Bulk Anisotropy ◽  
20 Nm

Perpendicular Shape Anisotropy based storage layer offers a bulk anisotropy much more robust against thermal fluctuations than the interfacial anisotropy, allowing to reduce the temperature dependence of the coercivity of sub-20 nm MTJ cells.

Temperature dependence of the energy barrier in X/1X nm shape-anisotropy magnetic tunnel junctions

2021 ◽  
Vol 118 (1) ◽  
pp. 012409
Author(s):  
Junta Igarashi ◽  
Butsurin Jinnai ◽  
Valentin Desbuis ◽  
Stéphane Mangin ◽  
Shunsuke Fukami ◽  
...  
Keyword(s):  
Temperature Dependence ◽  
Energy Barrier ◽  
Tunnel Junctions ◽  
Magnetic Tunnel Junctions ◽  
Shape Anisotropy

Coherent magnetization reversal of a cylindrical nanomagnet in shape-anisotropy magnetic tunnel junctions

2021 ◽  
Vol 118 (8) ◽  
pp. 082404
Author(s):  
Butsurin Jinnai ◽  
Junta Igarashi ◽  
Kyota Watanabe ◽  
Eli Christopher I. Enobio ◽  
Shunsuke Fukami ◽  
...  
Keyword(s):  
Magnetization Reversal ◽  
Tunnel Junctions ◽  
Magnetic Tunnel Junctions ◽  
Shape Anisotropy

Shape-anisotropy-controlled magnetoresistive response in magnetic tunnel junctions

1997 ◽  
Vol 70 (19) ◽  
pp. 2610-2612 ◽  
Author(s):  
Yu Lu ◽  
R. A. Altman ◽  
A. Marley ◽  
S. A. Rishton ◽  
P. L. Trouilloud ◽  
...  
Keyword(s):  
Tunnel Junctions ◽  
Magnetic Tunnel Junctions ◽  
Shape Anisotropy

Tunable magnetic low-frequency noise in magnetic tunnel junctions: effect of shape anisotropy

2020 ◽  
Vol 32 (49) ◽  
pp. 495805
Author(s):  
Xu Li ◽  
Chao Zheng ◽  
Edmund R Nowak ◽  
Kevin Haughey ◽  
Robert D Shull ◽  
...  
Keyword(s):  
Tunnel Junctions ◽  
Low Frequency ◽  
Magnetic Tunnel Junctions ◽  
Shape Anisotropy ◽  
Frequency Noise ◽  
Low Frequency Noise

scholarly journals Spin-Orbit-Torque Switching in 20-nm Perpendicular Magnetic Tunnel Junctions

2018 ◽  
Vol 10 (2) ◽  
Author(s):  
Mukund Bapna ◽  
Brad Parks ◽  
Samuel D. Oberdick ◽  
Hamid Almasi ◽  
Weigang Wang ◽  
...  
Keyword(s):  
Tunnel Junctions ◽  
Magnetic Tunnel Junctions ◽  
Spin Orbit ◽  
20 Nm
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